The Jabra PRO 9450 Flex wireless headset delivers up to 450 feet of range and connects to your desk or softphone. This versatile headset also features an extendable flex boom arm and noise cancelling microphone, acoustic protection, and wideband audio quality.Noise Canceling Microphone reduces unwanted background noise and the noise canceling microphones reduce unwanted background noise and are ideal in crowded and noisy, open office environments150 metres Wireless Freedom; Get wireless mobility up to 150 meters to fully control your Jabra hands free solution with DECT technology; Answer calls, multitask and move freely around on your termsHD Voice High quality audio for crystal clear conversations Enjoy high definition sound with HD Voice and get crystal clear, intelligible communicationRemote Asset Management; Configure and implement the company's audio devices 100 percent remotely from one central point; You get the latest features and functionalities on one go with Jabra Xpress, a web based solutionUC Plug And Play; Jabra devices feature intuitive call control and seamless connection to all leading UC applications and softphones